diff --git a/Libraries/LibJS/Runtime/Temporal/AbstractOperations.cpp b/Libraries/LibJS/Runtime/Temporal/AbstractOperations.cpp
index 2b13e50c03c..6fc6a482d2a 100644
--- a/Libraries/LibJS/Runtime/Temporal/AbstractOperations.cpp
+++ b/Libraries/LibJS/Runtime/Temporal/AbstractOperations.cpp
@@ -18,6 +18,7 @@
 #include <LibJS/Runtime/Temporal/PlainDate.h>
 #include <LibJS/Runtime/Temporal/PlainDateTime.h>
 #include <LibJS/Runtime/Temporal/PlainMonthDay.h>
+#include <LibJS/Runtime/Temporal/PlainTime.h>
 #include <LibJS/Runtime/Temporal/PlainYearMonth.h>
 #include <LibJS/Runtime/Temporal/TimeZone.h>
 
diff --git a/Libraries/LibJS/Runtime/Temporal/AbstractOperations.h b/Libraries/LibJS/Runtime/Temporal/AbstractOperations.h
index a91f95f80f3..316751566bd 100644
--- a/Libraries/LibJS/Runtime/Temporal/AbstractOperations.h
+++ b/Libraries/LibJS/Runtime/Temporal/AbstractOperations.h
@@ -15,7 +15,7 @@
 #include <LibJS/Forward.h>
 #include <LibJS/Runtime/Completion.h>
 #include <LibJS/Runtime/Temporal/ISO8601.h>
-#include <LibJS/Runtime/Temporal/PlainTime.h>
+#include <LibJS/Runtime/Temporal/ISORecords.h>
 #include <LibJS/Runtime/VM.h>
 #include <LibJS/Runtime/ValueInlines.h>
 #include <math.h>
@@ -134,25 +134,6 @@ struct RelativeTo {
     GC::Ptr<JS::Object> zoned_relative_to; // [[ZonedRelativeTo]]
 };
 
-// 13.31 ISO String Time Zone Parse Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-string-time-zone-parse-records
-struct ParsedISOTimeZone {
-    bool z_designator { false };
-    Optional<String> offset_string;
-    Optional<String> time_zone_annotation;
-};
-
-// 13.32 ISO Date-Time Parse Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-time-parse-records
-struct ParsedISODateTime {
-    struct StartOfDay { };
-
-    Optional<i32> year { 0 };
-    u8 month { 0 };
-    u8 day { 0 };
-    Variant<StartOfDay, Time> time;
-    ParsedISOTimeZone time_zone;
-    Optional<String> calendar;
-};
-
 struct DifferenceSettings {
     Unit smallest_unit;
     Unit largest_unit;
diff --git a/Libraries/LibJS/Runtime/Temporal/Duration.h b/Libraries/LibJS/Runtime/Temporal/Duration.h
index 70697331d9a..13aaf86821d 100644
--- a/Libraries/LibJS/Runtime/Temporal/Duration.h
+++ b/Libraries/LibJS/Runtime/Temporal/Duration.h
@@ -10,10 +10,10 @@
 
 #include <AK/Optional.h>
 #include <LibCrypto/BigFraction/BigFraction.h>
-#include <LibCrypto/BigInt/SignedBigInteger.h>
 #include <LibJS/Runtime/Completion.h>
 #include <LibJS/Runtime/Object.h>
 #include <LibJS/Runtime/Temporal/AbstractOperations.h>
+#include <LibJS/Runtime/Temporal/ISORecords.h>
 #include <LibJS/Runtime/Value.h>
 
 namespace JS::Temporal {
@@ -89,10 +89,6 @@ struct PartialDuration {
     Optional<double> nanoseconds;
 };
 
-// A time duration is an integer in the inclusive interval from -maxTimeDuration to maxTimeDuration, where
-// maxTimeDuration = 2**53 × 10**9 - 1 = 9,007,199,254,740,991,999,999,999. It represents the portion of a
-// Temporal.Duration object that deals with time units, but as a combined value of total nanoseconds.
-using TimeDuration = Crypto::SignedBigInteger;
 extern TimeDuration const MAX_TIME_DURATION;
 
 // 7.5.3 Internal Duration Records, https://tc39.es/proposal-temporal/#sec-temporal-internal-duration-records
diff --git a/Libraries/LibJS/Runtime/Temporal/ISORecords.h b/Libraries/LibJS/Runtime/Temporal/ISORecords.h
new file mode 100644
index 00000000000..f7c9b017eff
--- /dev/null
+++ b/Libraries/LibJS/Runtime/Temporal/ISORecords.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2024, Tim Flynn <trflynn89@ladybird.org>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#pragma once
+
+#include <AK/Optional.h>
+#include <AK/String.h>
+#include <AK/Types.h>
+#include <AK/Variant.h>
+#include <LibCrypto/BigInt/SignedBigInteger.h>
+
+namespace JS::Temporal {
+
+// 3.5.1 ISO Date Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-records
+struct ISODate {
+    i32 year { 0 };
+    u8 month { 0 };
+    u8 day { 0 };
+};
+
+// 4.5.1 Time Records, https://tc39.es/proposal-temporal/#sec-temporal-time-records
+struct Time {
+    double days { 0 };
+    u8 hour { 0 };
+    u8 minute { 0 };
+    u8 second { 0 };
+    u16 millisecond { 0 };
+    u16 microsecond { 0 };
+    u16 nanosecond { 0 };
+};
+
+// 5.5.1 ISO Date-Time Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-time-records
+struct ISODateTime {
+    ISODate iso_date;
+    Time time;
+};
+
+// 7.5.3 Internal Duration Records, https://tc39.es/proposal-temporal/#sec-temporal-internal-duration-records
+// A time duration is an integer in the inclusive interval from -maxTimeDuration to maxTimeDuration, where
+// maxTimeDuration = 2**53 × 10**9 - 1 = 9,007,199,254,740,991,999,999,999. It represents the portion of a
+// Temporal.Duration object that deals with time units, but as a combined value of total nanoseconds.
+using TimeDuration = Crypto::SignedBigInteger;
+
+// 9.5.1 ISO Year-Month Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-year-month-records
+struct ISOYearMonth {
+    i32 year { 0 };
+    u8 month { 0 };
+};
+
+// 13.31 ISO String Time Zone Parse Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-string-time-zone-parse-records
+struct ParsedISOTimeZone {
+    bool z_designator { false };
+    Optional<String> offset_string;
+    Optional<String> time_zone_annotation;
+};
+
+// 13.32 ISO Date-Time Parse Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-time-parse-records
+struct ParsedISODateTime {
+    struct StartOfDay { };
+
+    Optional<i32> year { 0 };
+    u8 month { 0 };
+    u8 day { 0 };
+    Variant<StartOfDay, Time> time;
+    ParsedISOTimeZone time_zone;
+    Optional<String> calendar;
+};
+
+}
diff --git a/Libraries/LibJS/Runtime/Temporal/PlainDate.h b/Libraries/LibJS/Runtime/Temporal/PlainDate.h
index 2aa248ac5b8..694a3ed7590 100644
--- a/Libraries/LibJS/Runtime/Temporal/PlainDate.h
+++ b/Libraries/LibJS/Runtime/Temporal/PlainDate.h
@@ -13,16 +13,10 @@
 #include <LibJS/Runtime/Completion.h>
 #include <LibJS/Runtime/Object.h>
 #include <LibJS/Runtime/Temporal/AbstractOperations.h>
+#include <LibJS/Runtime/Temporal/ISORecords.h>
 
 namespace JS::Temporal {
 
-// 3.5.1 ISO Date Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-records
-struct ISODate {
-    i32 year { 0 };
-    u8 month { 0 };
-    u8 day { 0 };
-};
-
 class PlainDate final : public Object {
     JS_OBJECT(PlainDate, Object);
     GC_DECLARE_ALLOCATOR(PlainDate);
diff --git a/Libraries/LibJS/Runtime/Temporal/PlainDateTime.h b/Libraries/LibJS/Runtime/Temporal/PlainDateTime.h
index cea62f83237..134f7fe6c61 100644
--- a/Libraries/LibJS/Runtime/Temporal/PlainDateTime.h
+++ b/Libraries/LibJS/Runtime/Temporal/PlainDateTime.h
@@ -8,17 +8,10 @@
 
 #pragma once
 
-#include <LibJS/Runtime/Temporal/PlainDate.h>
-#include <LibJS/Runtime/Temporal/PlainTime.h>
+#include <LibJS/Runtime/Temporal/ISORecords.h>
 
 namespace JS::Temporal {
 
-// 5.5.1 ISO Date-Time Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-date-time-records
-struct ISODateTime {
-    ISODate iso_date;
-    Time time;
-};
-
 ISODateTime combine_iso_date_and_time_record(ISODate, Time);
 bool iso_date_time_within_limits(ISODateTime);
 ISODateTime balance_iso_date_time(double year, double month, double day, double hour, double minute, double second, double millisecond, double microsecond, double nanosecond);
diff --git a/Libraries/LibJS/Runtime/Temporal/PlainTime.h b/Libraries/LibJS/Runtime/Temporal/PlainTime.h
index eec0c0cb2a6..3b1a22f0ea3 100644
--- a/Libraries/LibJS/Runtime/Temporal/PlainTime.h
+++ b/Libraries/LibJS/Runtime/Temporal/PlainTime.h
@@ -8,21 +8,10 @@
 
 #pragma once
 
-#include <AK/Types.h>
+#include <LibJS/Runtime/Temporal/ISORecords.h>
 
 namespace JS::Temporal {
 
-// 4.5.1 Time Records, https://tc39.es/proposal-temporal/#sec-temporal-time-records
-struct Time {
-    double days { 0 };
-    u8 hour { 0 };
-    u8 minute { 0 };
-    u8 second { 0 };
-    u16 millisecond { 0 };
-    u16 microsecond { 0 };
-    u16 nanosecond { 0 };
-};
-
 Time create_time_record(double hour, double minute, double second, double millisecond, double microsecond, double nanosecond, double delta_days = 0);
 Time midnight_time_record();
 Time noon_time_record();
diff --git a/Libraries/LibJS/Runtime/Temporal/PlainYearMonth.h b/Libraries/LibJS/Runtime/Temporal/PlainYearMonth.h
index a505a33868d..fe54d60b667 100644
--- a/Libraries/LibJS/Runtime/Temporal/PlainYearMonth.h
+++ b/Libraries/LibJS/Runtime/Temporal/PlainYearMonth.h
@@ -11,6 +11,7 @@
 #include <LibJS/Runtime/Completion.h>
 #include <LibJS/Runtime/Object.h>
 #include <LibJS/Runtime/Temporal/AbstractOperations.h>
+#include <LibJS/Runtime/Temporal/ISORecords.h>
 #include <LibJS/Runtime/Temporal/PlainDate.h>
 
 namespace JS::Temporal {
@@ -32,12 +33,6 @@ private:
     String m_calendar;  // [[Calendar]]
 };
 
-// 9.5.1 ISO Year-Month Records, https://tc39.es/proposal-temporal/#sec-temporal-iso-year-month-records
-struct ISOYearMonth {
-    i32 year { 0 };
-    u8 month { 0 };
-};
-
 ThrowCompletionOr<GC::Ref<PlainYearMonth>> to_temporal_year_month(VM&, Value item, Value options = js_undefined());
 bool iso_year_month_within_limits(ISODate);
 ISOYearMonth balance_iso_year_month(double year, double month);